You can enable logs in the SDK per device. We suggest that you capture and send these logs in bug reports. They help us to reproduce the issue.
To enable the logs on a device, connect it to your computer and enable ADB. Then execute the following command in a terminal:
$ adb shell setprop log.tag.Adjoe INFO
To disable the logs again, execute the following command in a terminal:
$ adb shell setprop log.tag.Adjoe ERROR